12138675

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{5581}}^1$

素因数の和:5623

約数の個数: 24

約数和(自身を含む): 20765040

約数和(自身を除く): 8626365

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 435, 725, 2175, 5581, 16743, 27905, 83715, 139525, 161849, 418575, 485547, 809245, 2427735, 4046225, 12138675]

約数ペア:

[(1, 12138675), (3, 4046225), (5, 2427735), (15, 809245), (25, 485547), (29, 418575), (75, 161849), (87, 139525), (145, 83715), (435, 27905), (725, 16743), (2175, 5581)]